Jacy vs Theodore

Baby Name Comparison — 2026

Jacy

Girl #6,390 Most Popular 2 Syllables

Meaning

"moon, moonlight"

Origin: Tupi-Guarani

Cultural Roots

Native American American Indigenous

Quick Stats

Popularity Rank
#6,390
Total SSA Count
19
Syllables
2
Formality
Casual
Nicknames
Jay, Jace

Playground Safety Score

✓ All Clear
Full profile for Jacy →

Popularity Comparison

Jacy Rank #6,390
Theodore Rank #4

Theodore is more popular, ranked #4 vs #6390 for Jacy.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Jacy ___

  • Jacy Dawn
  • Jacy Rain
  • Jacy Rose
  • Jacy Skye
  • Jacy Mae
  • Jacy Lynn

Theodore ___

  • Theodore James
  • Theodore William
  • Theodore Alexander
  • Theodore John
  • Theodore Henry
  • Theodore Arthur

Sibling Name Ideas

Names that pair well as siblings.

If you choose Jacy

Winona Cheyenne Dakota Kai Zephyr

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Jacy or Theodore more popular?

Theodore is more popular, ranked #4 compared to Jacy at #6390 in the United States.

What do Jacy and Theodore mean?

Jacy means "moon, moonlight" (Tupi-Guarani origin). Theodore means "divine gift" (Greek origin).

Are Jacy and Theodore boy or girl names?

Jacy is primarily a girl name. Theodore is primarily a boy name.

More Comparisons

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← Full profile: Jacy ← Full profile: Theodore Browse all baby names